OpenFacet – Blog
Real DCX: Adjusting for USD Distortion in Diamond Price Indices
May 25, 2025
We introduce the Real DCX — a macro-adjusted variant of the DCX Composite Index that corrects for USD strength and purchasing power drift. This refinement enables more accurate interpretation of diamond market dynamics, especially in FX-sensitive environments.
DCX Diamond Index Basket: Specification and Weighting Disclosure
May 23, 2025
We finalized the initial composition of the DCX basket—a high-turnover, volume-weighted set of natural diamond specifications built from public market data and used to calculate the DCX Composite Index.
OpenFacet: A Transparent Framework for Natural Diamond Price Discovery
May 11, 2025
Today we launch OpenFacet — a transparent, data-driven methodology for reconstructing diamond price matrices from public retail listings. Built around GIA-certified, fluorescence-free natural diamonds, OpenFacet enables consistent, explainable pricing across carat, color, and clarity.